Frame assembly for a barbecue grill



FIG. 1 is a perspective view of a frame assembly for a barbecue grill showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a side view thereof;

FIG. 6 is a side view of the opposite side of FIG. 5; and,

FIG. 7 is a bottom view thereof.

The details shown in broken lines form no part of the claimed design. 

I claim the ornamental Design for a frame assembly for a barbecue grill, as shown and described. 